| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked a cigarette | 859 |
86.7%
|
| 2 | Today | 40 |
4%
|
| 3 | Not today but sometime in the past week | 32 |
3.2%
|
| 4 | Not today but sometime in the past month | 60 |
6.1%
|
| Sysmiss | 9 |